Van Der Graaf, Andre May 2022 FIDE Individual Chess Calculations

Individual Calculations May 2022

Van Der Graaf, Andre Total change: -0.20

Dutch Team Competition 2021-2022 - Klasse 3 Round 8			various		NED	2022-04-02
Rc	Ro			w	n	change	K	*Kchg**	Game
1985	1856			0.50	1	0.17	20	3.40

Kalisvaart, Peter		1985	NED	0.50	1	0.17	20	3.40
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)

Dutch Team Competition 2021-2022 - Klasse 3 Round 9			various		NED	2022-04-23
Rc	Ro			w	n	change	K	*Kchg**	Game
1879	1856			0.50	1	0.03	20	0.60

Hopman-Been, Rob		1879	NED	0.50	1	0.03	20	0.60
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)

Belgian Interclubs 2021-2022 Round 11			Various Places		BEL	2022-04-24
Rc	Ro			w	n	change	K	*Kchg**	Game
1697	1856			0.50	1	-0.21	20	-4.20

D`haluin, Wim		1697	BEL	0.50	1	-0.21	20	-4.20
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)

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